Dyriv, M. Y.     Effect of optical losses irregularittes on wavelength tuning range in the non-inverted Ramam fiber lasers [Текст] / M.Y. Dyriv, G.S. Felinskyi, N.G. Dyriv // Fifteenth International Young Scientists Conference "Optics & High Technology Material Science SPO 2014" : devoted to 180th anniversary of Taras Shevchenko Nat. Univ. of Kyiv & 75th anniversary of its Chair of Optics, Kyiv, Ukraine, Oct. 23-26, 2014 : / Taras Shevchenko Nat. Univ. of Kyiv (TSNUK) [etc.] ; [progr. comm.: O.K. Zakusylo (head) et al.]. — Kyiv : Київський університет, 2014. — P. 152-153.